"Why Does Thyroid Cancer Recur Within Just Six Months?"

Thyroid Cancer Recurrence

Thyroid cancer, a malignant tumor originating from thyroid follicular epithelium or parafollicular cells, is the most common malignancy in the head and neck region. Most thyroid cancers arise from follicular epithelial cells, primarily encompassing papillary thyroid carcinoma, follicular thyroid carcinoma, medullary thyroid carcinoma, and anaplastic thyroid carcinoma.

The recurrence of thyroid cancer within six months can be attributed to factors such as surgical residue, low immune function, radiation exposure, and the use of immunosuppressants. A detailed analysis is necessary based on individual circumstances:

1. Surgical Residue

   Incomplete tumor resection during thyroid cancer surgery can lead to tumor regrowth, resulting in recurrence within six months. This can be addressed through reoperation to remove the residual tumor.

2. Low Immune Function

   Normal immune cells have the function of eliminating tumor cells. If a patient has low immunity, they may be unable to clear tumor cells from their body, leading to tumor lesions and potential recurrence within six months. Patients are advised to rest and may use immunomodulators like BCG vaccine or thymosin under medical supervision to enhance their immune function.

3. Radiation Exposure

   Prolonged exposure to radiation on the front of the neck can cause genetic mutations, leading to carcinogenesis in thyroid follicular epithelium. Inadequate post-surgery protection may result in such carcinogenesis, causing recurrence within six months. Patients are advised to take proper sun protection measures to avoid radiation exposure.

4. Use of Immunosuppressants

   After thyroid cancer surgery, patients undergoing radionuclide therapy with drugs like radionuclides may face an increased risk of recurrence and metastasis. If recurrence occurs within six months, relevant medications should be discontinued promptly under medical guidance, and iodine-131 treatment may be considered.

Apart from these common reasons, genetic and environmental factors may also contribute. Patients are advised to promptly seek medical attention to identify the underlying cause and receive active treatment under medical guidance.